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Fixed the overlay delete code to allow removing

Browse source 
cn=config overlays again.
This commit is contained in:
Ralf Haferkamp 2011-02-04 16:10:11 +00:00
parent 95f014d02f
commit 41352ea34d
3 changed files with 57 additions and 29 deletions
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77
servers/slapd/backover.c
View file

@ -1148,39 +1148,72 @@ overlay_destroy_one( BackendDB *be, slap_overinst *on )
}
#ifdef SLAP_CONFIG_DELETE
typedef struct ov_remove_ctx {
BackendDB *be;
slap_overinst *on;
} ov_remove_ctx;
int
overlay_remove_cb( Operation *op, SlapReply *rs )
{
ov_remove_ctx *rm_ctx = (ov_remove_ctx*) op->o_callback->sc_private;
BackendInfo *bi_orig = rm_ctx->be->bd_info;
rm_ctx->be->bd_info = (BackendInfo*) rm_ctx->on;
if ( rm_ctx->on->on_bi.bi_db_close ) {
rm_ctx->on->on_bi.bi_db_close( rm_ctx->be, NULL );
}
if ( rm_ctx->on->on_bi.bi_db_destroy ) {
rm_ctx->on->on_bi.bi_db_destroy( rm_ctx->be, NULL );
}
/* clean up after removing last overlay */
if ( ! rm_ctx->on->on_info->oi_list ) {
/* reset db flags and bd_info to orig */
SLAP_DBFLAGS( rm_ctx->be ) &= ~SLAP_DBFLAG_GLOBAL_OVERLAY;
rm_ctx->be->bd_info = rm_ctx->on->on_info->oi_orig;
ch_free(rm_ctx->on->on_info);
} else {
rm_ctx->be->bd_info = bi_orig;
}
free( rm_ctx->on );
op->o_tmpfree(rm_ctx, op->o_tmpmemctx);
return SLAP_CB_CONTINUE;
}
void
overlay_remove( BackendDB *be, slap_overinst *on )
overlay_remove( BackendDB *be, slap_overinst *on, Operation *op )
{
slap_overinfo *oi = on->on_info;
slap_overinst **oidx;
BackendInfo *bi_orig;
ov_remove_ctx *rm_ctx;
slap_callback *rm_cb, *cb;
/* remove overlay from oi_list an call db_close and db_destroy
* handlers */
/* remove overlay from oi_list */
for ( oidx = &oi->oi_list; *oidx; oidx = &(*oidx)->on_next ) {
if ( *oidx == on ) {
*oidx = on->on_next;
bi_orig = be->bd_info;
be->bd_info = (BackendInfo *)on;
if ( on->on_bi.bi_db_close ) {
on->on_bi.bi_db_close( be, NULL );
}
if ( on->on_bi.bi_db_destroy ) {
on->on_bi.bi_db_destroy( be, NULL );
}
be->bd_info = bi_orig;
free( on );
break;
}
}
/* clean up after removing last overlay */
if ( ! oi->oi_list )
{
/* reset db flags and bd_info to orig */
be->bd_info = oi->oi_orig;
ch_free(oi);
}
/* The db_close and db_destroy handlers to cleanup a release
* the overlay's resources are called from the cleanup callback
*/
rm_ctx = op->o_tmpalloc( sizeof( ov_remove_ctx ), op->o_tmpmemctx );
rm_ctx->be = be;
rm_ctx->on = on;
rm_cb = op->o_tmpalloc( sizeof( slap_callback ), op->o_tmpmemctx );
rm_cb->sc_next = NULL;
rm_cb->sc_cleanup = overlay_remove_cb;
rm_cb->sc_response = NULL;
rm_cb->sc_private = (void*) rm_ctx;
/* Append callback to the end of the list */
for ( cb = op->o_callback; cb->sc_next; cb = cb->sc_next );
cb->sc_next = rm_cb;
}
#endif /* SLAP_CONFIG_DELETE */

7
servers/slapd/bconfig.c
View file

@ -6176,13 +6176,8 @@ config_back_delete( Operation *op, SlapReply *rs )
rs->sr_text = "Cannot delete global overlays";
ldap_pvt_thread_pool_resume( &connection_pool );
goto out;
} else if ( ce->ce_be == op->o_bd->bd_self ) {
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "Cannot delete cn=config overlays";
ldap_pvt_thread_pool_resume( &connection_pool );
goto out;
} else {
overlay_remove( ce->ce_be, (slap_overinst *)ce->ce_bi );
overlay_remove( ce->ce_be, (slap_overinst *)ce->ce_bi, op );
}
} else { /* Cft_Database*/
if ( ce->ce_be == frontendDB || ce->ce_be == op->o_bd ){

2
servers/slapd/proto-slap.h
View file

@ -483,7 +483,7 @@ LDAP_SLAPD_F (void) overlay_move LDAP_P((
BackendDB *be, slap_overinst *on, int idx ));
#ifdef SLAP_CONFIG_DELETE
LDAP_SLAPD_F (void) overlay_remove LDAP_P((
BackendDB *be, slap_overinst *on ));
BackendDB *be, slap_overinst *on, Operation *op ));
LDAP_SLAPD_F (void) overlay_unregister_control LDAP_P((
BackendDB *be,
const char *oid ));